Galaxy Watch 4 40mm BT SAMSUNG

NETWORK Technology
GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 7, 8, 20
Speed HSPA 42.2/5.76 Mbps, LTE
BODY
Dimensions 40.4 x 39.3 x 9.8 mm (1.59 x 1.55 x 0.39 in)
Weight 25.9 g (0.92 oz)
Build Glass front (Gorilla Glass DX+), aluminum frame
SIM eSIM
MIL-STD-810G compliant*
50m water resistant (IP68)
ECG certified
Blood pressure monitor
*does not guarantee ruggedness or use in extreme conditions
DISPLAY
Type Super AMOLED
Size 1.2 inches
Resolution 396 x 396 pixels (~330 ppi density)
Protection Corning Gorilla Glass DX+
Always-on display
PLATFORM
OS Android Wear OS, One UI Watch 3
Chipset Exynos W920 (5 nm)
CPU Dual-core 1.18 GHz Cortex-A55
GPU Mali-G68
MEMORY
Card slot No
Internal 16GB 1.5GB RAM
eMMC
SOUND
Loudspeaker Yes
3.5mm jack No
COMMS
WLAN Wi-Fi 802.11 a/b/g/n, dual-band
Bluetooth 5.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC Yes
Radio No
USB No
FEATURES
Sensors Accelerometer, gyro, heart rate, barometer
Natural language commands and dictation
Samsung Pay
BATTERY
Type Non-removable Li-Ion 247 mAh battery
Charging Qi wireless charging